BR8103104A - Processo para deslocar um fluido atraves de um poco e/ou uma formacao permeavel subterranea e processo para a producao de um polissacarideo - Google Patents
Processo para deslocar um fluido atraves de um poco e/ou uma formacao permeavel subterranea e processo para a producao de um polissacarideoInfo
- Publication number
- BR8103104A BR8103104A BR8103104A BR8103104A BR8103104A BR 8103104 A BR8103104 A BR 8103104A BR 8103104 A BR8103104 A BR 8103104A BR 8103104 A BR8103104 A BR 8103104A BR 8103104 A BR8103104 A BR 8103104A
- Authority
- BR
- Brazil
- Prior art keywords
- permeaable
- polysacaride
- displacing
- underground
- fluid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/84—Compositions based on water or polar solvents
- C09K8/86—Compositions based on water or polar solvents containing organic compounds
- C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
- C09K8/90—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
- C09K8/905—Biopolymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/035—Organic additives
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Health & Medical Sciences (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biotechnology (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8016832 | 1980-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8103104A true BR8103104A (pt) | 1982-02-09 |
Family
ID=10513576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8103104A BR8103104A (pt) | 1980-05-21 | 1981-05-19 | Processo para deslocar um fluido atraves de um poco e/ou uma formacao permeavel subterranea e processo para a producao de um polissacarideo |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0040445B1 (pt) |
JP (1) | JPH0613699B2 (pt) |
AU (1) | AU551159B2 (pt) |
BR (1) | BR8103104A (pt) |
CA (1) | CA1173771A (pt) |
DE (1) | DE3163166D1 (pt) |
EG (1) | EG15261A (pt) |
NO (1) | NO158354C (pt) |
SU (1) | SU1338785A3 (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3269855D1 (en) * | 1981-11-03 | 1986-04-17 | Shell Int Research | Process for cell disruption |
DE3214953A1 (de) * | 1982-04-22 | 1983-10-27 | Hoechst Ag, 6230 Frankfurt | Mikrobielle polysaccharide, verfahren zu ihrer herstellung, dafuer geeignete mikroorganismen und verwendung der polysaccharide |
GB8325445D0 (en) * | 1983-09-22 | 1983-10-26 | Shell Int Research | Preparing succinoglucan type of heteropolysaccharide |
GB2152552B (en) * | 1984-01-11 | 1987-08-05 | Shell Int Research | Process for drilling a well |
GB8502629D0 (en) * | 1985-02-01 | 1985-03-06 | Shell Int Research | Polysaccharide aqueous solution |
US4658898A (en) * | 1985-05-24 | 1987-04-21 | Mobil Oil Corporation | Oil reservoir permeability control using polymeric gels |
GB8514315D0 (en) * | 1985-06-06 | 1985-07-10 | Shell Int Research | Preparation of aqueous solution |
DE3778435D1 (de) * | 1986-06-30 | 1992-05-27 | Pfizer | Waesseriges gel auf der basis von succinoglykan. |
GB8622032D0 (en) * | 1986-09-12 | 1986-10-22 | Shell Int Research | Aqueous polysaccharide compositions |
FR2634219B1 (fr) * | 1988-07-13 | 1992-04-24 | Rhone Poulenc Chimie | Nouvel heteropolysaccharide bm07, procede permettant son obtention et son application dans divers types d'industries |
FR2652820B1 (fr) * | 1989-10-09 | 1993-12-24 | Rhone Poulenc Chimie | Suspensions stables de zeolites comprenant un succinoglycane. |
US5184679A (en) * | 1991-11-27 | 1993-02-09 | Shell Oil Company | Gravel packing process |
US5251699A (en) * | 1992-05-26 | 1993-10-12 | Shell Oil Company | Low-viscosity gravel packing process |
US5881826A (en) | 1997-02-13 | 1999-03-16 | Actisystems, Inc. | Aphron-containing well drilling and servicing fluids |
FR2784395B1 (fr) * | 1998-10-13 | 2002-12-27 | Rhodia Chimie Sa | Heteropolysaccharide produit par un agrobacterium radiobacter |
US6746992B2 (en) | 2001-07-25 | 2004-06-08 | M-I, L.L.C. | High density thermally stable well fluids |
CN101169033A (zh) * | 2006-10-27 | 2008-04-30 | 株式会社安川电机 | 采油***和采油监控*** |
US8287210B2 (en) | 2010-11-17 | 2012-10-16 | Amcol International Corporation | Sub-aqueous placement of water-based suspensions and method of manufacture and use |
CN114605564B (zh) * | 2020-12-09 | 2023-02-10 | 常州恩德莱生物工程有限公司 | 杂聚寡糖及其在提高植物抗病性中的应用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4039028A (en) * | 1975-11-03 | 1977-08-02 | Union Oil Company Of California | Mobility control of aqueous fluids in porous media |
GB1557732A (en) * | 1976-02-27 | 1979-12-12 | Bloomfield E J | Hot water supply systems |
JPS53113090A (en) * | 1977-03-09 | 1978-10-03 | Cpc International Inc | Production of high viscous acidic polysaccharide by microorganism |
US4256590A (en) * | 1977-05-09 | 1981-03-17 | Exxon Research & Engineering Co. | Modified heteropolysaccharides and their preparation |
US4211774A (en) * | 1977-10-17 | 1980-07-08 | Merck & Co., Inc. | Bacterial polysaccharide S-21 and complex thereof |
US4212748A (en) * | 1978-05-26 | 1980-07-15 | Conoco, Inc. | Polymer flood filtration improvement |
-
1981
- 1981-05-05 CA CA000376891A patent/CA1173771A/en not_active Expired
- 1981-05-06 EP EP81200479A patent/EP0040445B1/en not_active Expired
- 1981-05-06 DE DE8181200479T patent/DE3163166D1/de not_active Expired
- 1981-05-19 EG EG279/81A patent/EG15261A/xx active
- 1981-05-19 SU SU813308250A patent/SU1338785A3/ru active
- 1981-05-19 NO NO811696A patent/NO158354C/no not_active IP Right Cessation
- 1981-05-19 BR BR8103104A patent/BR8103104A/pt not_active IP Right Cessation
- 1981-05-19 AU AU70818/81A patent/AU551159B2/en not_active Ceased
- 1981-05-19 JP JP56074339A patent/JPH0613699B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SU1338785A3 (ru) | 1987-09-15 |
EP0040445A1 (en) | 1981-11-25 |
JPS5716088A (en) | 1982-01-27 |
NO811696L (no) | 1981-11-23 |
AU7081881A (en) | 1981-11-26 |
EP0040445B1 (en) | 1984-04-18 |
AU551159B2 (en) | 1986-04-17 |
NO158354B (no) | 1988-05-16 |
CA1173771A (en) | 1984-09-04 |
DE3163166D1 (en) | 1984-05-24 |
NO158354C (no) | 1988-08-24 |
EG15261A (en) | 1985-12-31 |
JPH0613699B2 (ja) | 1994-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK | Patent expired |
Effective date: 19960519 |
|
B15K | Others concerning applications: alteration of classification |
Ipc: C09K 8/90 (2006.01), C09K 8/035 (2006.0 |